It's 10,000 years into the future, and the Earth is in chaos. A deadly virus has killed off the majority of the Earth's inhabitants. Sienna Parker miraculously survives this outbreak, and along with seven other teenagers that survive. She makes dangerous alliances and discovers old enemies alongside her new friends. Caught in a love triangle, staying alive is proven more difficult. Then Sienna realises that she and her friends aren't the only ones alive...